Year	2015 = 100
1980	197.5829625215
1981	191.9329871105
1982	199.1287105167
1983	187.4093139562
1984	196.4009198943
1985	234.5899875954
1986	191.887666398
1987	186.2294974626
1988	185.8794420893
1989	180.1600745781
1990	169.7160122356
1991	183.4133797382
1992	178.5900522148
1993	179.6208749144
1994	165.22617073
1995	161.6933743494
1996	160.4406566822
1997	165.22617073
1998	164.5139888693
1999	157.1444558754
2000	144.5728993707
2001	149.8168329748
2002	148.5674986025
2003	134.329352035
2004	125.2143861766
2005	117.8874193189
2006	110.50733366
2007	100.0546254098
2008	86.5608222457
2009	98.6289616888
2010	90.0207083445
2011	83.2102115006
2012	90.3009815165
2013	89.7253977983
2014	89.5476753885
2015	100
2016	101.5758761056
2017	96.268386867
2018	91.7478266997
2019	94.864178357
2020	98.3821254527
2021	82.8606736549